Pitching matchups: The White Sox' John Danks (6-9) vs. Justin Verlander (20-5) Friday at 6:05 p.m.; Gavin Floyd (12-10) vs. Brad Penny (9-10) Saturday at 3:10 p.m.; Mark Buehrle (11-6) vs. Max Scherzer (13-8) Sunday at 7:09 p.m. At a glance: The White Sox need to win at least two of three in this series to keep the pressure on the first-place Tigers. Verlander leads the American League in wins, innings (215⅔) and strikeouts (218), and he is 8-0 with a 2.61 ERA in his last 8 starts. Brent Lillibridge is a career 4-for-8 vs. Verlander. Paul Konerko is a career 7-for-46 (.152). Danks is 6-1 with a 2.03 ERA in his last 11 starts. The White Sox are 5-7 vs. Detroit this season, but they've won four of the last six. Catcher A.J. Pierzynski (fractured left wrist) is expected to come off the disabled list before Friday's series opener.